Patent US3172622A successfully refreshed from Google Patents.
US3172622A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air inlet control with afterburner anticipator
Assignee: RTX Corp
•
Filing: 1962-12-19
•
Granted: 1965-03-09
•
Expires: 1982-12-19
Abstract
No abstract record available.
Inventors
- 👤 Peter W Kalika
- 👤 Robert D Porter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 03:07
CPC Classifications
F; F02; F02C; F02C7/00; F02C7/04; F02C7/057
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
72 words
IN COMBINATION WITH A SUPERSONIC AIRCRAFT HAVING A PROPULSIVE ENGINE HAVING A PRIMARY BURNER AND AN AFTERBURNER, AN INLET SUBJECT TO HAVING A SHOCK OCCUR THEREIN FOR SUPPLYING AIR TO THE ENGINE, CONTROL MEANS RESPONSIVE TO A PARAMETER OF INLET OPERATION FOR CONTROLLING THE POSITION OF THE SHOCK, MEANS RESPONSIVE TO A PRESSURE INDICATIVE OF AFTERBURNER OPERATION FOR ANTICIPATING THE EXPULSION OF THE SHOCK FOR MODIFYING THE OPERATION OF SAID CONTROL MEANS.
Claim 2
Dependent Claim
72 words
IN COMBINATION WITH A SUPERSONIC AIRCRAFT HAVING A PROPULSIVE ENGINE HAVING A PRIMARY BURNER AND AN AFTERBURNER, AN INLET SUBJECT TO HAVING A SHOCK OCCUR THEREIN FOR SUPPLYING AIR TO THE ENGINE, CONTROL MEANS RESPONSIVE TO A PARAMETER OF INLET OPERATION FOR CONTROLLING THE POSITION OF THE SHOCK, MEANS RESPONSIVE TO A PRESSURE INDICATIVE OF AFTERBURNER OPERATION FOR ANTICIPATING THE EXPULSION OF THE SHOCK FOR MODIFYING THE OPERATION OF SAID CONTROL MEANS.
References Cited (Backward Citations)
US2840322A
Cited
US3007303A
Cited
US2979889A
Cited
US2987877A
Cited
US2987878A
Cited
US2979892A
Cited
US3034294A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-03-08 | 1968-09-07 | 1969-03-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-08 | 1972-09-07 | 1973-03-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-08 | 1976-09-07 | 1977-03-09 | $7700.00 | Window Closed / Lapsed |